Main Menu
Join Undercurrent on Facebook

The Private, Exclusive Guide for Serious Divers Since 1975 | |
For Divers since 1975
The Private, Exclusive Guide for Serious Divers Since 1975
"Best of the Web: scuba tips no other
source dares to publish" -- Forbes
July 2017    Download the Entire Issue (PDF) Available to the Public Vol. 43, No. 7   RSS Feed for Undercurrent Issues
What's this?

Trouble Seeing Your Gauges?

from the July, 2017 issue of Undercurrent   Subscribe Now

Gary Monsky (Long Island, NY) wrote to ask, "Are face masks with lenses with eye prescriptions recommended while diving?"

I replied, "Yes, indeed." The day I had prescription lenses fitted to my mask, my life (underwater) changed. Some masks are available with simple plus or minus prescriptions, and your dive store can fit them for you. However, it depends on your prescription.

While there are numerous masks with additional lenses that accommodate the needs of short-sighted young people, there is less of a choice for those of us suffering from the passing of time and arms that have grown too short for reading comfortably.

A good mask that you can get off-the-peg lenses for in either plus or minus strengths is the Tusa Ceos, which is much less expensive than having a mask made exactly to your prescription (which can be done).

I have found that for diving, a simple solution is best. For example, I need +3 diopters lenses in my reading glasses, but I also need a correction for astigmatism for distance, so I used varifocal lenses in my day-to-day specs. However, for diving, I simply use straight +2.5 diopter lenses in my mask, and that suits me underwater, because visibility even in the clearest water is not sharp over a greater distance. It might mean lifting your mask to see where the boat is when you surface.

Your local dive store should be able to help. Otherwise, take a look on and discover where others have found suppliers that will grind lenses and glue them in to your mask. An example:

I want to get all the stories! Tell me how I can become an Undercurrent Online Member and get online access to all the articles of Undercurrent as well as thousands of first hand reports on dive operations world-wide

Find in  

| Home | Online Members Area | My Account | Login | Join |
| Travel Index | Dive Resort & Liveaboard Reviews | Featured Reports | Recent Issues | Back Issues |
| Dive Gear Index | Health/Safety Index | Environment & Misc. Index | Seasonal Planner | Blogs | Free Articles | Book Picks | News |
| Special Offers | RSS | FAQ | About Us | Contact Us | Links |

Copyright © 1996-2024 Undercurrent (
3020 Bridgeway, Ste 102, Sausalito, Ca 94965
All rights reserved.